Nicholas Martin
Nicholas or Nick Martin, or Martyn may refer to:
- Nicholas Martyn, MP
- Nick Martin (musician), American musician
- Nicholas G. Martin, behavior geneticist
- Nick Martin (educator), American technologist, entrepreneur and educator
- Nick Martin (center), American football player
- Nick Martin (linebacker), American football player
- Nic Martin, Australian rules footballer
- Miklós Martin, Hungarian water polo player, known as Nick
- Nick R. Martin, American journalist
- Nick Martin (rugby union), English rugby union player
- Nicholas Martin (director) of The Cherry Orchard
- Nicholas Martin, screenwriter of the film Florence Foster Jenkins
- Nicholas Martin (baseball), see 2010–11 [Australian Baseball League regular season]
- Nicholas Martin (sailor), see 2011 ISAF Sailing World Championships – Men's 470
- Nic Martin, known professionally as UNO Stereo, Australian record producer